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September Weather in Jonesboro, United States

Last updated: June 24, 2025

In Jonesboro, United States, the average temperature in September rises to a pleasant 26°C (79°F). However, be prepared for a range with minimums dropping to 11°C (53°F) and highs soaring up to 39°C (103°F). During this month, expect around 92 mm (3.6 in) of precipitation spread over 8 days, with an average humidity of 63%.

September Temperature in Jonesboro

In September in Jonesboro, the average temperature is 26°C (79°F). Maximums can reach 39°C (103°F), and minimums can drop as low as 11°C (53°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

September Weather in Jonesboro: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Jonesboro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jonesboro, September typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (103°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec495261657480838279685652
Data source: Temperature data for Jonesboro generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Jonesboro

In Jonesboro in September, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

September Precipitation Trends in Jonesboro

The chart displays monthly precipitation patterns in Jonesboro, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Jonesboro, September typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec109177132173154115921379211284132
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jonesboro

In Jonesboro in September humidity is 63%. With average temperature 26°C (79°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls or exploring local attractions, though be prepared for a slight stickiness that may prompt you to seek shade or refreshing beverages along the way.

September Average Humidity in Jonesboro

This chart illustrates the average monthly humidity levels in Jonesboro, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Jonesboro is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jonesboro

In Jonesboro in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Jonesboro.

Maximum UV Index Levels in Jonesboro for September

The chart shows the monthly maximum UV Index (UVI) for Jonesboro in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Jonesboro typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112111110864
Data source: Jonesboro September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Jonesboro Compares to Other Months

Weather in Jonesboro varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Jonesboro, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Jonesboro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)109 mm (4.3 inches)82%moderate
February Weather11°C (53°F)177 mm (7.0 inches)80%high
March Weather16°C (62°F)132 mm (5.2 inches)78%very high
April Weather18°C (65°F)173 mm (6.8 inches)79%extreme
May Weather24°C (75°F)154 mm (6.0 inches)81%extreme
June Weather27°C (81°F)115 mm (4.5 inches)77%extreme
July Weather28°C (83°F)92 mm (3.6 inches)72%extreme
August Weather28°C (83°F)136 mm (5.4 inches)65%extreme
September Weather26°C (79°F)92 mm (3.6 inches)63%very high
October Weather20°C (69°F)112 mm (4.4 inches)70%very high
November Weather13°C (56°F)84 mm (3.3 inches)82%high
December Weather11°C (53°F)132 mm (5.2 inches)88%moderate

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